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COMP > muscles > Flashcards

muscles Flashcards

1
Q

scapular UR mm

A

mid trap
upper trap
serratus anterior

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2
Q

scapular DR mm

A

rhomboids

low trap

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3
Q

contents of the carpal tunnel

A 
FDP 
FDS 
FHL
FCR
medial nn. 
(11)
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4
Q

biceps brachii

o, I,

A

o: 2 heads (coracoid process of the scapula and the supraglenoid tubercle of the scapula)
inserts into the radial tuberosity

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5
Q

biceps brachii nn innervation

A

musculocutaneous (C5, C6)

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6
Q

muscles of the anatomical snuffbox

which 2 are involved with DeQuervain’s tenosynovitis?

A
  1. Extensor pollicis longus
  2. extensor pollicis brevis **
  3. abductor pollicis longus **
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7
Q

extensor mass muscles are innervated by the?

A

radial nerve (even extensor carpi ulnaris )

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8
Q

flexor mass muscles are innervated by the ?

A

median nerve (except the FDP (3/4 digits), and the flexor carpi ulnaris (ulnar nn.)

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9
Q

lumbricals are all innervated by the ulnar except what?

A

1st and 2nd muscles (digits innervated by the median nn.)

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10
Q

triceps brachii innervation

A

radial nerve

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11
Q

brachioradialis innervation

A

radial nerve

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12
Q

deltoid innervation

A

axillary nerve

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13
Q

supraspinatous

action and innervation

A

suprascapular and abduction

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14
Q

pec major

-upper fibers innervation

A

lateral pectoral nn (C5-C7)

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15
Q

pec major

-lower fibers innervation

A

medial pectoral nn (C6-T1)

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16
Q

difference between the test postions of the pectoralis major and minor

A

pec major: resistance against the forearm in the direction of the horizontal abduction.

pec minor: resistance against the forearm obliquely in a lateral and cranial direction

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17
Q

pec. minor innervation

A

medial pectoral (C6-T1)

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18
Q

pec major

origin and insertion

A

o: anterior surface of the sternal half of the clavicle
i: greater tubercle of the humerus

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19
Q

infraspinatus
action
and
innervation

A

suprascapular nerve

ER of the shoulder

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20
Q

infraspinatus

origin and insertion

A

O: fossa of the scapula
I: greater tubercle of humerus

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21
Q

supraspinatus

origin

A

supraspinatus fossa of the scapula

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22
Q

three muscles that insert onto the greater tubercle of the humerus

A

infraspinatus, supraspinatus, and teres minor

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23
Q

teres minor innervation

A

axillary nerve

24
Q

teres major innervation and action

A

lower subscapular

IR, adducts, extends the shoulder joint

25
Q

2 muscles that insert onto the lesser tubercle of the scapula

A
  1. teres major and the subscapularis
26
Q

innervation to subscap

A

upper and lower subscapular (C5-C7)

27
Q

origin and insertion of latissimus dorsi

A

o: SP if theT6-T12 , thoracolumbar fascia, iliac crest, inferior angle of scapula
i: intertubercular groove of the humerus

28
Q

innervation to the LD

A

thoracodorsal (C6-C8)

29
Q

testing of LD

A

patient is prone
IR and add. of shoulder

resistance into abduction and slight flexion

30
Q

rhomboids innervation

A

dorsal scapular (C4, C5)

31
Q

levator scap innervation

A

cervical 3 and 4

dorsal scap C4 and 5

32
Q

difference between test positions of the rhomboids and mid trap

A

rhomboids you are IR thumb down and middle trap you are ER thumb up
Both prone in 90 shoulder abduction, elbow extension

33
Q

Gluteus medius innervation

A

superior gluteal nerve

34
Q

gluteus minimus innervation

A

superior gluteal nerve

35
Q

lateral rotators of the hip

A

piriformis
QF
obturator internus and externus
gemellus superior and inferior

36
Q

hip adductors of the hip

A 
pectineous 
adductor magnus 
adductor longus 
adductor brevis 
gracilis
37
Q

hip adductors for the most part innervated by which nerve?

A

Obturator nerve (L2-L4)

38
Q

gracilis insertion and origin

A

inserts on pes anserine along with semitendinosus and Sartorius

comes from the pubic bone

39
Q

sartorius actions

A

flexion, abduction, and ER

40
Q

TFl innervation

A

superior gluteal

41
Q

TFL origin and insertion

A

from iliac crest to the IT band

42
Q

QF origin and insertion

A

AIIS to the patella

43
Q

semitendinosus and membranosus actions

A

IR and flexion (located on medial side) the knee

44
Q

SM and ST innervation

A

sciatic nerve

45
Q

biceps femoris actions

A

ER and flexion. of the knee

46
Q

muscles that pass the knee joint and hip joint

A

SM, ST, BF (long head), RF

47
Q

soleus does not pass the knee joint, gastrocs do

Both innervated by tibial nerve

A

TRUE

48
Q

All peroneals do what action?

A

eversion

49
Q

Peroneus tertius action, origin, insertion, innervation?

A

action: eversion, PF
origin: fibula
insertion base of the 5th metatarsal
innervation: deep peroneal (L4-S1)

50
Q

peroneus brevis action, origin, ins, inn,

A

action: DF, eversion
origin: fibula
insertion: base of the 5th metatarsal
innervation: superficial peroneal (L4-S1)

51
Q

peroneus longus action, or, ins, inn

A

action: PF, eversion
origin: fibula,
ins: first metatarsal (lateral) medial cuneiform
innervation: superficial peroneal (L4-s1)

52
Q

tibialis posterior actions, or, ins, inn

A

actions: PF, inversion
origin: tibia
insertion: navicular 3 cuneiforms, cuboid, bases of 2-4th metatarsals
innervation: tibial (L4-S1)

53
Q

tibialis anterior actions, or, ins, inn

A

actions: DF, inversion
origin: tibia
in: medial cuneiform and the base of the first metatarsal
inn: deep peroneal (L4-S1)

54
Q

which two muscles extend the MTP joints and the IP joints?

A

extensor digitorum longus (2-5) and brevis (only 1-4, 2-4 resp.)

55
Q

TDH run on the what side?

A 
medial side 
tibialis posterior 
flexor digitorum 
flexor hallucis longus 
with the tibial artery and nerve
56
Q

PAD and DAB and lumbricals of the feet are innervated by what nerve
?

A

tibial (S1 and S2)

COMP (16 decks)

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